Two Seattle real estate developers, Lorig Associates and Wright Runstad & Co., are competing to build a 225,000-square-foot office building in Tacoma for Pierce County. As the two finalists for the job, the companies have been asked to submit proposals. They have until Friday to do so, and county Executive Pat McCarthy is expected to name the winner in about a month, county spokesman Hunter George said Wednesday. Lorig Director of Real Estate Joe Borden and Wright Runstad President Greg Johnson…